(S)-Benzyl 2-((tert-butoxycarbonyl)amino)-5-((methylsulfonyl)oxy)pentanoate CAS 256390-71-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 256390-71-3 |
| Molecular Formula | C18H27NO7S |
| Molecular Weight | 401.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity (S)-Benzyl 2-((tert-butoxycarbonyl)amino)-5-((methylsulfonyl)oxy)pentanoate (CAS 256390-71-3) pharmaceutical standards reference standard. Molecular formula: C18H27NO7S. Molecular weight: 401.47 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C18H27NO7S |
| Molecular Weight | 401.47 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Recommended Standards
- Tert-butyl (S)-2-(((benzyloxy)carbonyl)amino)-5-((methylsulfonyl)oxy)pentanoate (CAS 159877-09-5)
- 2-(3-(((3-(Trifluoromethyl)phenyl)thio)methyl)phenyl)benzo[d]thiazole (CAS 866051-43-6)
- Tert-butyl 4-(1-cyclopropyl-6-fluoro-2-methyl-4-oxo-1,4-dihydroquinolin-7-yl)piperazine-1-carboxylate (CAS 1429481-63-9)
- Methyl 2-(5-chloro-4-formyl-2-methoxyphenoxy)acetate (CAS 692274-44-5)
- Ethyl 3-ethyl-4,5-dimethyl-1H-pyrrole-2-carboxylate (CAS 34549-93-4)
- Ibrutinib Impurity 169 (CAS CATO-C4X-1064169)
- 1-Phenylpiperidin-4-amine hydrochloride (CAS 1197231-41-6)
- n-(1-Amino-2-methylpropan-2-yl)methanesulfonamide hydrochloride (CAS 1311315-72-6)
- Benzyl 2-(2-(cyclopropylamino)pyridin-3-yl)pyrrolidine-1-carboxylate (CAS 1352515-52-6)
- Liraglutide(3-31)TFA Salt (CAS CATO-C4X-19921)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com